[78-L] Transco discs and the Orthacoustic Curve?

[David Lennick]

Are they the heavy laminated shellacs? I've had a number of those, and they're 
amazing indeed. And they double as manhole covers.

dl

On 9/4/2012 11:48 PM, Sammy Jones wrote:
> I just got a set of eight 16" Transco ETs in the mail today.  Great stuff,
> including the Cocoanut Grove Ambassadors.  Here's a listing for those out
> there who are keeping a running score of existing Transco dance band ETs:
>
> Slim Martin and His Transco All-Americans, Program 6 A, Mx. A-566
> Slim Martin and His Transco All-Americans, Program 6 B, Mx. A-567
>
> Slim Martin and His Transco All-Americans, Program 7 A, Mx. A-568
> Slim Martin and His Transco All-Americans, Program 7 B, Mx. A-569
>
> Slim Martin and His Transco All-Americans, Program 9 A, Mx. A-598
> Slim Martin and His Transco All-Americans, Program 9 B, Mx. A-599
>
> Slim Martin and His Transco All-Americans, Program 11 A, Mx. A-649
> Slim Martin and His Transco All-Americans, Program 11 B, Mx. A-650
>
> Slim Martin and His Transco All-Americans, Program 12 A, Mx. A-651
> Slim Martin and His Transco All-Americans, Program 12 B, Mx. A-652
>
> Transco Orchestra, Program 8 A, Mx. A-603
> Transco Orchestra, Program 8 A, Mx. A-604
>
> Cocoanut Grove Ambassadors Series C, Program 11 A (Jimmie Grier&  his
> Orchestra), Mx. A 809
> Cocoanut Grove Ambassadors Series C, Program 11 B (Jimmie Grier&  his
> Orchestra), Mx. A 810
>
> Cocoanut Grove Ambassadors Series C, Program 12 A (Jimmie Grier&  his
> Orchestra), Mx. A 811
> Cocoanut Grove Ambassadors Series C, Program 12 B (Jimmie Grier&  his
> Orchestra), Mx. A 812
>
> Now the interesting part: First Generation Radio Archives has released the
> four Jimmie Grier programs on CD -
> http://www.radioarchives.com/ProductDetails.asp?ProductCode=RA075
> and estimates they date from 1932.  These labels have handwritten dates on
> them ranging from the late '30s to the early '40s, which means these discs
> were kept in circulation for at least 10 years.  No big deal, you say?
> Well, they're shellac pressings!  How they weren't broken somewhere along
> the way is pretty amazing.
>
> I'm really curious to know when the Orthacoustic curve began to be adopted.
> I think 1932 is far too early, and I've been playing these dsics back with
> the turnover set to 400 Hz, which sounds fine.  Would radio stations in 1932
> have been able to easily adjust the bass characteristic of the turntables?
> What would have been their choices?
>
> This is some really great music!
>
> Sammy Jones
>
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